Access free live classes and tests on the app
Download
+
Unacademy
  • Goals
    • AFCAT
    • AP EAMCET
    • Bank Exam
    • BPSC
    • CA Foundation
    • CAPF
    • CAT
    • CBSE Class 11
    • CBSE Class 12
    • CDS
    • CLAT
    • CSIR UGC
    • GATE
    • IIT JAM
    • JEE
    • Karnataka CET
    • Karnataka PSC
    • Kerala PSC
    • MHT CET
    • MPPSC
    • NDA
    • NEET PG
    • NEET UG
    • NTA UGC
    • Railway Exam
    • SSC
    • TS EAMCET
    • UPSC
    • WBPSC
    • CFA
Login Join for Free
avtar
  • ProfileProfile
  • Settings Settings
  • Refer your friendsRefer your friends
  • Sign outSign out
  • Terms & conditions
  • •
  • Privacy policy
  • About
  • •
  • Careers
  • •
  • Blog

© 2023 Sorting Hat Technologies Pvt Ltd

  • Notifications
  • Degree Level
  • 12th Level
  • 10th Level
  • Study Materials
Kerala PSC » Kerala PSC Study Materials » Food Microbiology » Lactic Acid Bacteria
doubtsolving_keralapsc

Lactic Acid Bacteria

Lactic acid bacteria are beneficial microorganisms that can help boost your immune system and improve your overall health. Know more about them here.

Table of Content
  •  

If you’re looking for a natural way to improve your health, you may want to consider adding lactic acid bacteria to your diet. Lactic acid bacteria are beneficial microorganisms that can help boost your immune system and improve your overall health. In this article, we will discuss everything you need to know about lactic acid bacteria. We’ll talk about their benefits, how to add them to your diet, and the best ways to keep them healthy. So if you’re interested in learning more, keep reading!

What Is Lactic Acid Bacteria?

Lactic acid bacteria, orLAB, are a type of beneficial bacteria that are used in the food and beverage industry to produce fermented products such as yoghurt, kefir, cheese, sauerkraut, pickles and kimchi. LAB can also be found in some probiotic supplements.

LAB are rod-shaped bacteria that are facultative anaerobes, which means they can survive in the presence or absence of oxygen. They are Gram-positive and produce lactic acid as their primary metabolic product.

LABs are important for human health because they help to digest food, synthesise vitamins, break down toxins and carcinogens, and protect against harmful bacteria. They are also thought to play a role in regulating the immune system.

Types Of Lactic Acid Bacteria

There are two main types of lactic acid bacteria: homofermentative and heterofermentative.

  • The most common type of lactic acid bacteria is the homofermentative, which ferments sugar molecules into lactic acid. This type of bacterium is used in the production of dairy products like yoghurt and cheese.
  • Heterofermentative lactic acid bacteria also ferment sugar molecules, but they produce a variety of other products in addition to lactic acid. This type of bacterium is used in the production of sourdough bread and some alcoholic beverages.

Lactic Acid Bacteria: The Good And The Bad

Lactic acid bacteria have both good and bad effects on the human body.

The good effects include:

-Lactic acid bacteria can help prevent and treat diarrhoea.

-Lactic acid bacteria can improve immune function.

-Lactic acid bacteria can help with lactose intolerance.

The bad effects include:

-Lactic acid bacteria can cause food poisoning.

-Lactic acid bacteria can cause lactose intolerance.

-Lactic acid bacteria can produce harmful toxins.

So, as you can see, lactic acid bacteria have both benefits and drawbacks. It is important to understand the effects of lactic acid bacteria before deciding whether or not to include them in your diet.

How Do Lactic Acid Bacteria Benefit Human Health?

There are many ways that lactic acid bacteria can benefit human health. Here are some of the most important:

-LAB helps to digest food, making it easier for the body to absorb nutrients from food.

-LAB synthesises vitamins, including B vitamins and vitamin K.

-LAB breaks down toxins and carcinogens, which can help to protect against cancer.

-LAB helps to regulate the immune system, which can help to protect against infections.

What Are The Examples Of Lactic Acid Bacteria?

Lactic acid bacteria are found in a wide range of fermented food products, such as sauerkraut, kimchi, yoghurt, and pickles. These foods have been traditionally produced by the process of Lacto-fermentation, in which lactic acid bacteria play a key role in both the fermentation and preservation of the food. Some other examples of lactic acid bacteria include:

– Lactococcus lactis

– Lactobacillus bulgaricus

– Lactobacillus casei

– Lactobacillus plantarum

– Streptococcus thermophilus.

How Do They Work?

Lactic acid bacteria work by converting lactose (a milk sugar) into lactic acid. This lactic acid then helps to preserve the food and also gives it a sour taste. In addition, some of these bacteria produce beneficial compounds such as probiotics, which can have health benefits for humans.

What Are The Uses Of Lactic Acid Bacteria?

Lactic acid bacteria are used in a variety of ways, most notably in the food industry. These bacteria are responsible for the sour taste of yoghurt and other fermented foods. They can also be used to make cheese, pickles, and sauerkraut. In addition to their culinary uses, lactic acid bacteria have also been shown to be beneficial for human health. Some strains of these bacteria have been shown to reduce the risk of gastrointestinal diseases, improve gut health, and boost the immune system.

Conclusion

Lactic acid bacteria are an important part of our diets and play a role in many different aspects of our health. By understanding more about these fascinating organisms, we can better take advantage of their benefits. Lactic acid bacteria are a type of probiotic, meaning they are beneficial to our health. These organisms live in our gut and help us digest food, produce vitamins, and protect us from harmful bacteria. Probiotics like lactic acid bacteria are important for maintaining a healthy gut microbiome

faq

Frequently Asked Questions

Get answers to the most common queries related to the Kerala PSC Examination Preparation.

What is Lactic Acid Bacteria?

Ans : Lactic acid bacteria are a type of bacterium that produces lactic acid. They are found in many differen...Read full

What Are the Benefits of Lactic Acid Bacteria?

Ans : There are many benefits to consuming lactic acid bacteria. Some o...Read full

How Can I Add Lactic Acid Bacteria to My Diet?

Ans : There are many ways to add lactic acid bacteria to your diet. Som...Read full

Is There Any Risk Associated with Lactic Acid Bacteria?

Ans : There is no risk associated with consuming lactic acid bacteria a...Read full

Ans : Lactic acid bacteria are a type of bacterium that produces lactic acid. They are found in many different environments, including soil, water, and the human body.

Ans : There are many benefits to consuming lactic acid bacteria. Some of the benefits include improved digestion, increased nutrient absorption, and enhanced immune function.

Ans : There are many ways to add lactic acid bacteria to your diet. Some of the most popular methods include consuming fermented foods and supplements, drinking probiotic beverages, and taking probiotic capsules.

Ans : There is no risk associated with consuming lactic acid bacteria as long as the products are from a reputable source. However, it is always important to consult a healthcare professional before starting any new supplement regimen.

Crack Kerala PSC with Unacademy

Get subscription and access unlimited live and recorded courses from India’s best educators

  • Structured syllabus
  • Daily live classes
  • Ask doubts
  • Tests & practice
Learn more

Related articles

Learn more topics related to Food Microbiology
Types of Cheese and Cheese Ripening

Cheese is a special dairy product that is made by the coagulation of milk protein casein. Cheese ripening refers to the process of cheesemaking by the process of maturation or affinage where the cheese attains distinct taste, texture, and flavor based on how long they are left to mature.

Synbiotics

The synbiotic meal had no influence on the overall structure of the gut microbiota, according to Polymerase Chain Reaction-Denaturing Gradient Gel Electrophoresis.

steps in cheese making with role of microorganisms

Cheese production is an application of biotechnology which utilizes various microorganisms for producing cheeses. In order to produce cheese water is removed from milk for generating concentrated milk proteins and fats content and it is basically a nutritious food item prepared utilizing microorganism.

Soy Sauce Production

Traditional soy sauce production is a mixture of mold, soybeans, roasted wheat and deep seasoned for five to eight months. The ensuing paste of sauce production is then clasped, and the soy sauce liquid is pasteurized and canned.

See all
Access more than

4,797+ courses for Kerala PSC

Get subscription

Trending Topics

  • Growth and Pattern of Industrialization
  • Primary and Secondary Screening
  • Indian Constitution and its salient features
freeliveclasses_keralapsc

Related links

  • Audio-Visual Aids: Classification
  • Strain Improvement Methods
  • Socio-Religious Movements
testseries_keralapsc
Subscribe Now
.
Company Logo

Unacademy is India’s largest online learning platform. Download our apps to start learning


Starting your preparation?

Call us and we will answer all your questions about learning on Unacademy

Call +91 8585858585

Company
About usShikshodayaCareers
we're hiring
BlogsPrivacy PolicyTerms and Conditions
Help & support
User GuidelinesSite MapRefund PolicyTakedown PolicyGrievance Redressal
Products
Learner appLearner appEducator appEducator appParent appParent app
Popular goals
IIT JEEUPSCSSCCSIR UGC NETNEET UG
Trending exams
GATECATCANTA UGC NETBank Exams
Study material
UPSC Study MaterialNEET UG Study MaterialCA Foundation Study MaterialJEE Study MaterialSSC Study Material

© 2025 Sorting Hat Technologies Pvt Ltd

Unacademy
  • Goals
    • AFCAT
    • AP EAMCET
    • Bank Exam
    • BPSC
    • CA Foundation
    • CAPF
    • CAT
    • CBSE Class 11
    • CBSE Class 12
    • CDS
    • CLAT
    • CSIR UGC
    • GATE
    • IIT JAM
    • JEE
    • Karnataka CET
    • Karnataka PSC
    • Kerala PSC
    • MHT CET
    • MPPSC
    • NDA
    • NEET PG
    • NEET UG
    • NTA UGC
    • Railway Exam
    • SSC
    • TS EAMCET
    • UPSC
    • WBPSC
    • CFA

Share via

COPY